Home / 1,223,913.06-1,833,837.30-749,601.36

Finding the Fourth Proportional to 1,223,913.06, 1,833,837.30 and 749,601.36

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Solution

The fourth proportional to 1,223,913.06, 1,833,837.30 and 749,601.36 is: 1,123,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,913.06 : 1,833,837.30 = 749,601.36 : x
  2. Step 2: Convert to fraction form
    1,223,913.06/1,833,837.30 = 749,601.36/x
  3. Step 3: Cross multiply
    1,223,913.06x = 1,833,837.30 × 749,601.36
  4. Step 4: Simplify right side
    1,223,913.06x = 1,374,646,934,098.73
  5. Step 5: Solve for x
    x = 1,374,646,934,098.73/1,223,913.06
  6. Step 6: Final answer
    x = 1,123,157.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.